Finding the Third Proportional to 306,558.94 and 478,461.66
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Solution
The third proportional to 306,558.94 and 478,461.66 is: 746,758.71
Step by Step Solution
- Step 1: Write the proportion equation
306,558.94 : 478,461.66 = 478,461.66 : x - Step 2: Convert to fraction form
306,558.94/478,461.66 = 478,461.66/x - Step 3: Cross multiply
306,558.94x = 478,461.66 × 478,461.66 - Step 4: Simplify right side
306,558.94x = 228,925,556,501.49 - Step 5: Solve for x
x = 228,925,556,501.49/306,558.94 - Step 6: Final answer
x = 746,758.71
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.